The Minnesota Vikings have been slowly transitioning away from running back Dalvin Cook and to Alexander Mattison, who was re-signed in March to a contract that guarantees him $6.35 million over the next two seasons. Mattison said he returned because of an "understanding how it's all laid out and how it's all going to work out." Head coach Kevin O'Connell recently lauded Mattison's demonstration of "that all-three-down kind of ownership that he's been capable of for a long time." Mattison is a...